//
// Panels
// --------------------------------------------------

// Base class
.panel {
    margin-bottom: $line-height-computed;
    background-color: $panel-bg;
    border: 1px solid transparent;
    border-radius: $panel-border-radius;
    @include box-shadow(0 1px 1px rgba(0, 0, 0, 0.05));
}

// Panel contents
.panel-body {
    padding: $panel-body-padding;
    @include clearfix;
}

// Optional heading
.panel-heading {
    padding: $panel-heading-padding;
    border-bottom: 1px solid transparent;
    @include border-top-radius(($panel-border-radius - 1));

    > .dropdown .dropdown-toggle {
        color: inherit;
    }
}

// Within heading, strip any `h*` tag of its default margins for spacing.
.panel-title {
    margin-top: 0;
    margin-bottom: 0;
    font-size: ceil(($font-size-base * 1.125));
    color: inherit;

    > a,
    > small,
    > .small,
    > small > a,
    > .small > a {
        color: inherit;
    }
}

// Optional footer (stays gray in every modifier class)
.panel-footer {
    padding: $panel-footer-padding;
    background-color: $panel-footer-bg;
    border-top: 1px solid $panel-inner-border;
    @include border-bottom-radius(($panel-border-radius - 1));
}

// List groups in panels
//
// By default, space out list group content from panel headings to account for
// any kind of custom content between the two.

.panel {
    > .list-group,
    > .panel-collapse > .list-group {
        margin-bottom: 0;

        .list-group-item {
            border-width: 1px 0;
            border-radius: 0;
        }

        // Add border top radius for first one
        &:first-child {
            .list-group-item:first-child {
                border-top: 0;
                @include border-top-radius(($panel-border-radius - 1));
            }
        }

        // Add border bottom radius for last one
        &:last-child {
            .list-group-item:last-child {
                border-bottom: 0;
                @include border-bottom-radius(($panel-border-radius - 1));
            }
        }
    }
    > .panel-heading + .panel-collapse > .list-group {
        .list-group-item:first-child {
            @include border-top-radius(0);
        }
    }
}
// Collapse space between when there's no additional content.
.panel-heading + .list-group {
    .list-group-item:first-child {
        border-top-width: 0;
    }
}
.list-group + .panel-footer {
    border-top-width: 0;
}

// Tables in panels
//
// Place a non-bordered `.table` within a panel (not within a `.panel-body`) and
// watch it go full width.

.panel {
    > .table,
    > .table-responsive > .table,
    > .panel-collapse > .table {
        margin-bottom: 0;

        caption {
            padding-left: $panel-body-padding;
            padding-right: $panel-body-padding;
        }
    }
    // Add border top radius for first one
    > .table:first-child,
    > .table-responsive:first-child > .table:first-child {
        @include border-top-radius(($panel-border-radius - 1));

        > thead:first-child,
        > tbody:first-child {
            > tr:first-child {
                border-top-left-radius: ($panel-border-radius - 1);
                border-top-right-radius: ($panel-border-radius - 1);

                td:first-child,
                th:first-child {
                    border-top-left-radius: ($panel-border-radius - 1);
                }
                td:last-child,
                th:last-child {
                    border-top-right-radius: ($panel-border-radius - 1);
                }
            }
        }
    }
    // Add border bottom radius for last one
    > .table:last-child,
    > .table-responsive:last-child > .table:last-child {
        @include border-bottom-radius(($panel-border-radius - 1));

        > tbody:last-child,
        > tfoot:last-child {
            > tr:last-child {
                border-bottom-left-radius: ($panel-border-radius - 1);
                border-bottom-right-radius: ($panel-border-radius - 1);

                td:first-child,
                th:first-child {
                    border-bottom-left-radius: ($panel-border-radius - 1);
                }
                td:last-child,
                th:last-child {
                    border-bottom-right-radius: ($panel-border-radius - 1);
                }
            }
        }
    }
    > .panel-body + .table,
    > .panel-body + .table-responsive,
    > .table + .panel-body,
    > .table-responsive + .panel-body {
        border-top: 1px solid $table-border-color;
    }
    > .table > tbody:first-child > tr:first-child th,
    > .table > tbody:first-child > tr:first-child td {
        border-top: 0;
    }
    > .table-bordered,
    > .table-responsive > .table-bordered {
        border: 0;
        > thead,
        > tbody,
        > tfoot {
            > tr {
                > th:first-child,
                > td:first-child {
                    border-left: 0;
                }
                > th:last-child,
                > td:last-child {
                    border-right: 0;
                }
            }
        }
        > thead,
        > tbody {
            > tr:first-child {
                > td,
                > th {
                    border-bottom: 0;
                }
            }
        }
        > tbody,
        > tfoot {
            > tr:last-child {
                > td,
                > th {
                    border-bottom: 0;
                }
            }
        }
    }
    > .table-responsive {
        border: 0;
        margin-bottom: 0;
    }
}

// Collapsible panels (aka, accordion)
//
// Wrap a series of panels in `.panel-group` to turn them into an accordion with
// the help of our collapse JavaScript plugin.

.panel-group {
    margin-bottom: $line-height-computed;

    // Tighten up margin so it's only between panels
    .panel {
        margin-bottom: 0;
        border-radius: $panel-border-radius;

        + .panel {
            margin-top: 5px;
        }
    }

    .panel-heading {
        border-bottom: 0;

        + .panel-collapse > .panel-body,
        + .panel-collapse > .list-group {
            border-top: 1px solid $panel-inner-border;
        }
    }

    .panel-footer {
        border-top: 0;
        + .panel-collapse .panel-body {
            border-bottom: 1px solid $panel-inner-border;
        }
    }
}

// Contextual variations
.panel-default {
    @include panel-variant(
        $panel-default-border,
        $panel-default-text,
        $panel-default-heading-bg,
        $panel-default-border
    );
}
.panel-primary {
    @include panel-variant(
        $panel-primary-border,
        $panel-primary-text,
        $panel-primary-heading-bg,
        $panel-primary-border
    );
}
.panel-success {
    @include panel-variant(
        $panel-success-border,
        $panel-success-text,
        $panel-success-heading-bg,
        $panel-success-border
    );
}
.panel-info {
    @include panel-variant(
        $panel-info-border,
        $panel-info-text,
        $panel-info-heading-bg,
        $panel-info-border
    );
}
.panel-warning {
    @include panel-variant(
        $panel-warning-border,
        $panel-warning-text,
        $panel-warning-heading-bg,
        $panel-warning-border
    );
}
.panel-danger {
    @include panel-variant(
        $panel-danger-border,
        $panel-danger-text,
        $panel-danger-heading-bg,
        $panel-danger-border
    );
}
